Home / 7,133.21-10,694.02-2,976.32

Finding the Fourth Proportional to 7,133.21, 10,694.02 and 2,976.32

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Solution

The fourth proportional to 7,133.21, 10,694.02 and 2,976.32 is: 4,462.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133.21 : 10,694.02 = 2,976.32 : x
  2. Step 2: Convert to fraction form
    7,133.21/10,694.02 = 2,976.32/x
  3. Step 3: Cross multiply
    7,133.21x = 10,694.02 × 2,976.32
  4. Step 4: Simplify right side
    7,133.21x = 31,828,781.96
  5. Step 5: Solve for x
    x = 31,828,781.96/7,133.21
  6. Step 6: Final answer
    x = 4,462.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.